136 lines
4.7 KiB
PHP
136 lines
4.7 KiB
PHP
<?php
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namespace App\Traits;
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use App\Entities\Mangboard\BoardEntity;
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use App\Libraries\MyStorage\MangboardStorage;
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trait ImageTrait
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{
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private $_image;
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private $_imageType;
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final protected function getWidth_ImageTrait()
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{
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return imagesx($this->_image);
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}
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// 이미지의 현재 높이를 반환하는 메소드
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final protected function getHeight_ImageTrait()
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{
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return imagesy($this->_image);
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}
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// 이미지 파일을 로드하는 메소드
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final protected function load_ImageTrait($file)
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{
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$imageInfo = getimagesize($file);
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$this->_imageType = $imageInfo[2];
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switch ($this->_imageType) {
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case IMAGETYPE_JPEG:
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$this->_image = imagecreatefromjpeg($file);
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break;
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case IMAGETYPE_GIF:
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$this->_image = imagecreatefromgif($file);
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break;
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case IMAGETYPE_PNG:
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$this->_image = imagecreatefrompng($file);
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break;
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case IMAGETYPE_WEBP:
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$this->_image = imagecreatefromwebp($file);
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break;
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}
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}
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// 이미지 크기를 지정된 너비, 높이로 변경하는 메소드
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final protected function resize_ImageTrait($width, $height)
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{
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$newImage = imagecreatetruecolor($width, $height);
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imagecopyresampled(
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$newImage,
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$this->_image,
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0,
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0,
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0,
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0,
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$width,
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$height,
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$this->getWidth_ImageTrait(),
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$this->getHeight_ImageTrait()
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);
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$this->_image = $newImage;
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}
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// 이미지 비율을 유지하면서 크기를 조정하는 메소드
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final protected function resizeToWidth_ImageTrait($width)
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{
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$ratio = $width / $this->getWidth_ImageTrait();
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$height = $this->getHeight_ImageTrait() * $ratio;
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$this->resize_ImageTrait($width, $height);
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}
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final protected function resizeToHeight_ImageTrait($height)
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{
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$ratio = $height / $this->getHeight_ImageTrait();
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$width = $this->getWidth_ImageTrait() * $ratio;
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$this->resize_ImageTrait($width, $height);
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}
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final protected function scale($scale)
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{
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$width = $this->getWidth_ImageTrait() * ($scale / 100);
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$height = $this->getHeight_ImageTrait() * ($scale / 100);
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$this->resize_ImageTrait($width, $height);
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}
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// 이미지를 저장하는 메소드
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final protected function save_ImageTrait($file, $imageType = IMAGETYPE_WEBP, $compression = 75)
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{
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switch ($imageType) {
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case IMAGETYPE_JPEG:
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imagejpeg($this->_image, $file, $compression);
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break;
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case IMAGETYPE_GIF:
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imagegif($this->_image, $file);
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break;
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case IMAGETYPE_PNG:
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imagepng($this->_image, $file);
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break;
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case IMAGETYPE_WEBP:
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default:
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imagewebp($this->_image, $file, $compression);
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break;
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}
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}
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// 메모리 해제를 위한 메소드
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final protected function destroy_ImageTrait()
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{
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imagedestroy($this->_image);
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}
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public function create_small_ImageTrait(BoardEntity $board_entity, MangboardStorage $storage, $target_name = "small", int $width = 480, int $height = 319): void
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{
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$fileInfo = pathinfo($storage->getFullPath() . DIRECTORY_SEPARATOR . $storage->getOriginName(), PATHINFO_ALL);
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$target_file_name = sprintf("%s_%s.%s", $fileInfo['filename'], $target_name, $fileInfo['extension']);
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if (!$this->isFileType_FileTrait($fileInfo['extension'])) {
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throw new \Exception("{$storage->getOriginName()} Image 형식파일이 아닙니다.");
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}
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// 이미지 파일 로드
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$this->load_ImageTrait($storage->getFullPath() . DIRECTORY_SEPARATOR . $storage->getOriginName());
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// 200x200으로 이미지 크기 조정
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$this->resize_ImageTrait($width, $height);
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// 파일 저장
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$this->save_ImageTrait($storage->getFullPath() . DIRECTORY_SEPARATOR . $target_file_name);
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// 메모리 해제
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$this->destroy_ImageTrait();
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log_message("debug", sprintf(
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"%s %s->%s(W:%s,H:%s) 작업완료)",
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__FUNCTION__,
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$storage->getOriginName(),
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$target_file_name,
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$width,
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$height
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));
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log_message("notice", sprintf(
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"%s -> %s 게시물의 %s번째:%s 작은이미지 생성 완료",
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__FUNCTION__,
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$board_entity->getTitle(),
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$storage->getOriginSequence(),
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$target_file_name
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));
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}
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}
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